Clarify word separator docs about shortcuts

doc/classes/EditorSettings.xml

@@ -1044,7 +1044,7 @@
 			[b]Note:[/b] The [url=$DOCS_URL/tutorials/scripting/gdscript/gdscript_styleguide.html]GDScript style guide[/url] recommends using tabs for indentation. It is advised to change this setting only if you need to work on a project that currently uses spaces for indentation.
 		</member>
 		<member name="text_editor/behavior/navigation/custom_word_separators" type="String" setter="" getter="">
-			The characters to consider as word delimiters if [member text_editor/behavior/navigation/use_custom_word_separators] is [code]true[/code]. The characters should be defined without separation, for example [code]#_![/code].
+			The characters to consider as word delimiters if [member text_editor/behavior/navigation/use_custom_word_separators] is [code]true[/code]. This is in addition to default characters if [member text_editor/behavior/navigation/use_default_word_separators] is [code]true[/code]. The characters should be defined without separation, for example [code]_♥=[/code].
 		</member>
 		<member name="text_editor/behavior/navigation/drag_and_drop_selection" type="bool" setter="" getter="">
 			If [code]true[/code], allows drag-and-dropping text in the script editor to move text. Disable this if you find yourself accidentally drag-and-dropping text in the script editor.
@@ -1066,10 +1066,10 @@
 			If [code]true[/code], prevents automatically switching between the Script and 2D/3D screens when selecting a node in the Scene tree dock.
 		</member>
 		<member name="text_editor/behavior/navigation/use_custom_word_separators" type="bool" setter="" getter="">
-			If [code]false[/code], using [kbd]Ctrl + Left[/kbd] or [kbd]Ctrl + Right[/kbd] ([kbd]Cmd + Left[/kbd] or [kbd]Cmd + Right[/kbd] on macOS) bindings will use the behavior of [member text_editor/behavior/navigation/use_default_word_separators]. If [code]true[/code], it will also stop the caret if a character within [member text_editor/behavior/navigation/custom_word_separators] is detected. Useful for subword moving. This behavior also will be applied to the behavior of text selection.
+			If [code]true[/code], uses the characters in [member text_editor/behavior/navigation/custom_word_separators] as word separators for word navigation and operations. This is in addition to the default characters if [member text_editor/behavior/navigation/use_default_word_separators] is also enabled. Word navigation and operations include double-clicking on a word or holding [kbd]Ctrl[/kbd] ([kbd]Cmd[/kbd] on macOS) while pressing [kbd]left[/kbd], [kbd]right[/kbd], [kbd]backspace[/kbd], or [kbd]delete[/kbd].
 		</member>
 		<member name="text_editor/behavior/navigation/use_default_word_separators" type="bool" setter="" getter="">
-			If [code]false[/code], using [kbd]Ctrl + Left[/kbd] or [kbd]Ctrl + Right[/kbd] ([kbd]Cmd + Left[/kbd] or [kbd]Cmd + Right[/kbd] on macOS) bindings will stop moving caret only if a space or punctuation is detected. If [code]true[/code], it will also stop the caret if a character is part of [code]`!"#$%&amp;'()*+,-./:;&lt;=&gt;?@[\]^`{|}~[/code], the Unicode General Punctuation table, or the Unicode CJK Punctuation table. Useful for subword moving. This behavior also will be applied to the behavior of text selection.
+			If [code]true[/code], uses the characters in [code]`!"#$%&amp;'()*+,-./:;&lt;=&gt;?@[\]^`{|}~[/code], the Unicode General Punctuation table, and the Unicode CJK Punctuation table as word separators for word navigation and operations. If [code]false[/code], a subset of these characters are used and does not include the characters [code]&lt;&gt;$~^=+|[/code]. This is in addition to custom characters if [member text_editor/behavior/navigation/use_custom_word_separators] is also enabled. These characters are used to determine where a word stops. Word navigation and operations include double-clicking on a word or holding [kbd]Ctrl[/kbd] ([kbd]Cmd[/kbd] on macOS) while pressing [kbd]left[/kbd], [kbd]right[/kbd], [kbd]backspace[/kbd], or [kbd]delete[/kbd].
 		</member>
 		<member name="text_editor/behavior/navigation/v_scroll_speed" type="int" setter="" getter="">
 			The number of pixels to scroll with every mouse wheel increment. Higher values make the script scroll by faster when using the mouse wheel.
@@ -1091,7 +1091,7 @@
 			The delay in seconds after which autocompletion suggestions should be displayed when the user stops typing.
 		</member>
 		<member name="text_editor/completion/code_complete_enabled" type="bool" setter="" getter="">
-			If [code]true[/code], code completion will be triggered automatically after [member text_editor/completion/code_complete_delay]. If [code]false[/code], you can still trigger completion manually by pressing [kbd]Ctrl + Space[/kbd] ([kbd]Cmd + Space[/kbd] on macOS).
+			If [code]true[/code], code completion will be triggered automatically after [member text_editor/completion/code_complete_delay]. Even if [code]false[/code], code completion can be triggered manually with the [code]ui_text_completion_query[/code] action (by default [kbd]Ctrl + Space[/kbd] or [kbd]Cmd + Space[/kbd] on macOS).
 		</member>
 		<member name="text_editor/completion/colorize_suggestions" type="bool" setter="" getter="">
 			If [code]true[/code] enables the coloring for some items in the autocompletion suggestions, like vector components.